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Round|Lab Grown|IGI

3.00ct I SI2 Round Lab Grown Diamond

EX • I/SI2 • IGI LG492110393

Shape and cutting style on the report: Round brilliant

Certificate IGI LG492110393

Diamond specifications and retailer prices

From $2,780 USD
As of October 29, 2026
Save $9,834 USD (78%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $12,614 USD at MOH London · As of October 29, 2026
View at MOH London

About this 3ct lab-grown round diamond

This 3ct lab-grown round sits in the three to five carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG492110393 or 492110393. Listed at 10 retailers as of October 29, 2026, with prices from $2,780 to $12,614, a $9,834 spread on the same certified stone. MOH London lists it at $12,614. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

3.00
Carat
I
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.9°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG492110393
Dimensions9.41 × 9.35 × 5.51 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.41 mm9.35 mm3.00 ctI / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG492110393
Side View
Table 60.0%Crown 31.9°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 58.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $12,614 USD|Low: $2,780 USD|High: $14,179 USD|Avg: $8,147 USD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 29, 2026
Retailer 3$2,780 USD
Retailer 5$5,570 USD
Retailer 6$5,953 USD
Retailer 7$6,598 USD
Retailer 2$7,593 USD
Retailer 4$9,524 USD
MOH London$12,614 USD
Retailer 8$14,179 USD

14 data points across 8 retailers

10 retailers$2,780 USD to $12,614 USD

B+
Cheapest Retailer
-
$2,780 USD
B
Retailer 2
-
$5,315 USD
View
B
Retailer 3
-
$5,570 USD
View
B
Retailer 4
-
$5,953 USD
View
Final sale: no returns
Retailer 5
-
$6,166 USD
View
Price last confirmed 17 days ago
B
Retailer 6
-
$6,166 USD
View
B
Retailer 7
-
$7,319 USD
View
B
Retailer 8
-
$7,593 USD
View
B
Retailer 9
-
$9,524 USD
View
Most Expensive
B
MOH London
LG492110393 · Oct 29
$12,614 USD
£9,932 GBP
View
9 more retailers have this diamond
Prices start from $2,780 USDSave up to $9,834 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B+
3.00ct Round
$2,780 USD